Corrado D'Achille
Ultimo aggiornamento: 10/03/2015
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alimentatore variabile
Variable power supply
this module is based on LM317. It supplies a  voltage in the 1.5 - 20v range. The maximum current is 1.5A.
For currents above 0.5 amps is advisable to mount a heatsink on the LM317.
The transformer must have a secondary equal to the maximum voltage divided 1,41
Schematic
PCB solder  side (1:1)
PCB components side

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